Desk top video conferencing unit



FIG. 1 is a front elevational view of a desk top video conferencing unit, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a desk top video conferencing unit, as shown. 